oj.uz

Submission #972037

# Submission time Handle Problem Language Result Execution time Memory
972037 2024-04-29T19:05:20 Z opPO Rectangles (IOI19_rect) C++14
37 / 100
 5000 ms 28500 KB 
#include "rect.h"
#include <bits/stdc++.h>

#define sz(x) (int)x.size()

using namespace std;

long long count_rectangles(vector<vector<int>> a) {
    int n = sz(a);
    int m = sz(a[0]);

    if (n <= 2 || m <= 2) {
        return 0;
    }
    if (n == 3) {
        long long res = 0;
        for (int l = 0; l < m; l++) {
            int mx = -1e9;
            for (int r = l + 1; r < m; r++) {
                if (r - l > 1 && mx < a[1][l] && mx < a[1][r]) {
                    res++;
                }
                if (a[1][r] >= a[0][r] || a[1][r] >= a[2][r]) break;
                mx = max(mx, a[1][r]);
            }
        }

        return res;
    }

    long long res = 0;
    for (int r1 = 1; r1 < n - 1; r1++) {
        for (int r2 = r1; r2 < n - 1; r2++) {
            for (int c1 = 1; c1 < m - 1; c1++) {
                for (int c2 = c1; c2 < m - 1; c2++) {
                    bool ok = 1;

                    for (int i = r1; i <= r2; i++) {
                        if (!ok) break;
                        for (int j = c1; j <= c2; j++) {
                            if (a[i][j] >= a[r1 - 1][j] || a[i][j] >= a[r2 + 1][j]
                                || a[i][j] >= a[i][c1 - 1] || a[i][j] >= a[i][c2 + 1]) {
                                ok = 0;
                                break;
                            }
                        }
                    }

                    res += ok;
                }
            }
        }
    }

    assert(res <= 1ll * n * m);

    return res;
}

/*
g++ -std=gnu++14 -O2 -Wall -pipe -static -o "rect" "grader.cpp" "rect.cpp"
*/

Subtask #1
8.0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 1 ms 348 KB Output is correct
3 Correct 1 ms 348 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 1 ms 348 KB Output is correct
6 Correct 1 ms 348 KB Output is correct
7 Correct 1 ms 348 KB Output is correct
8 Correct 1 ms 348 KB Output is correct
9 Correct 1 ms 344 KB Output is correct
10 Correct 1 ms 348 KB Output is correct
11 Correct 1 ms 348 KB Output is correct
12 Correct 1 ms 348 KB Output is correct
13 Correct 1 ms 348 KB Output is correct
14 Correct 0 ms 600 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 1 ms 580 KB Output is correct
17 Correct 0 ms 344 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 1 ms 348 KB Output is correct
20 Correct 1 ms 348 KB Output is correct
21 Correct 0 ms 348 KB Output is correct

Subtask #2
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 1 ms 348 KB Output is correct
3 Correct 1 ms 348 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 1 ms 348 KB Output is correct
6 Correct 1 ms 348 KB Output is correct
7 Correct 1 ms 348 KB Output is correct
8 Correct 1 ms 348 KB Output is correct
9 Correct 1 ms 344 KB Output is correct
10 Correct 1 ms 348 KB Output is correct
11 Correct 1 ms 348 KB Output is correct
12 Correct 1 ms 348 KB Output is correct
13 Correct 1 ms 348 KB Output is correct
14 Correct 0 ms 600 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 1 ms 580 KB Output is correct
17 Correct 0 ms 344 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 1 ms 348 KB Output is correct
20 Correct 1 ms 348 KB Output is correct
21 Correct 0 ms 348 KB Output is correct
22 Correct 36 ms 348 KB Output is correct
23 Correct 32 ms 348 KB Output is correct
24 Correct 32 ms 348 KB Output is correct
25 Correct 22 ms 348 KB Output is correct
26 Correct 26 ms 344 KB Output is correct
27 Correct 26 ms 448 KB Output is correct
28 Correct 26 ms 512 KB Output is correct
29 Correct 7 ms 348 KB Output is correct

Subtask #3
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 1 ms 348 KB Output is correct
3 Correct 1 ms 348 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 1 ms 348 KB Output is correct
6 Correct 1 ms 348 KB Output is correct
7 Correct 1 ms 348 KB Output is correct
8 Correct 1 ms 348 KB Output is correct
9 Correct 1 ms 344 KB Output is correct
10 Correct 1 ms 348 KB Output is correct
11 Correct 1 ms 348 KB Output is correct
12 Correct 1 ms 348 KB Output is correct
13 Correct 1 ms 348 KB Output is correct
14 Correct 0 ms 600 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 1 ms 580 KB Output is correct
17 Correct 36 ms 348 KB Output is correct
18 Correct 32 ms 348 KB Output is correct
19 Correct 32 ms 348 KB Output is correct
20 Correct 22 ms 348 KB Output is correct
21 Correct 26 ms 344 KB Output is correct
22 Correct 26 ms 448 KB Output is correct
23 Correct 26 ms 512 KB Output is correct
24 Correct 7 ms 348 KB Output is correct
25 Correct 0 ms 344 KB Output is correct
26 Correct 0 ms 348 KB Output is correct
27 Correct 1 ms 348 KB Output is correct
28 Correct 1 ms 348 KB Output is correct
29 Correct 0 ms 348 KB Output is correct
30 Correct 1140 ms 960 KB Output is correct
31 Correct 1169 ms 956 KB Output is correct
32 Correct 1148 ms 1108 KB Output is correct
33 Correct 773 ms 852 KB Output is correct
34 Correct 979 ms 876 KB Output is correct
35 Correct 987 ms 1040 KB Output is correct
36 Correct 967 ms 1104 KB Output is correct
37 Correct 931 ms 1024 KB Output is correct

Subtask #4
0 / 22.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 1 ms 348 KB Output is correct
3 Correct 1 ms 348 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 1 ms 348 KB Output is correct
6 Correct 1 ms 348 KB Output is correct
7 Correct 1 ms 348 KB Output is correct
8 Correct 1 ms 348 KB Output is correct
9 Correct 1 ms 344 KB Output is correct
10 Correct 1 ms 348 KB Output is correct
11 Correct 1 ms 348 KB Output is correct
12 Correct 1 ms 348 KB Output is correct
13 Correct 1 ms 348 KB Output is correct
14 Correct 0 ms 600 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 1 ms 580 KB Output is correct
17 Correct 36 ms 348 KB Output is correct
18 Correct 32 ms 348 KB Output is correct
19 Correct 32 ms 348 KB Output is correct
20 Correct 22 ms 348 KB Output is correct
21 Correct 26 ms 344 KB Output is correct
22 Correct 26 ms 448 KB Output is correct
23 Correct 26 ms 512 KB Output is correct
24 Correct 7 ms 348 KB Output is correct
25 Correct 1140 ms 960 KB Output is correct
26 Correct 1169 ms 956 KB Output is correct
27 Correct 1148 ms 1108 KB Output is correct
28 Correct 773 ms 852 KB Output is correct
29 Correct 979 ms 876 KB Output is correct
30 Correct 987 ms 1040 KB Output is correct
31 Correct 967 ms 1104 KB Output is correct
32 Correct 931 ms 1024 KB Output is correct
33 Correct 0 ms 344 KB Output is correct
34 Correct 0 ms 348 KB Output is correct
35 Correct 1 ms 348 KB Output is correct
36 Correct 1 ms 348 KB Output is correct
37 Correct 0 ms 348 KB Output is correct
38 Execution timed out 5023 ms 7252 KB Time limit exceeded
39 Halted 0 ms 0 KB -

Subtask #5
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 6 ms 344 KB Output is correct
2 Correct 4 ms 344 KB Output is correct
3 Correct 1 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 1 ms 348 KB Output is correct
6 Correct 1 ms 348 KB Output is correct
7 Correct 1 ms 344 KB Output is correct
8 Correct 1 ms 348 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 0 ms 424 KB Output is correct
11 Correct 0 ms 348 KB Output is correct

Subtask #6
0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 1 ms 348 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Execution timed out 5021 ms 28500 KB Time limit exceeded
8 Halted 0 ms 0 KB -

Subtask #7
0 / 28.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 1 ms 348 KB Output is correct
3 Correct 1 ms 348 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 1 ms 348 KB Output is correct
6 Correct 1 ms 348 KB Output is correct
7 Correct 1 ms 348 KB Output is correct
8 Correct 1 ms 348 KB Output is correct
9 Correct 1 ms 344 KB Output is correct
10 Correct 1 ms 348 KB Output is correct
11 Correct 1 ms 348 KB Output is correct
12 Correct 1 ms 348 KB Output is correct
13 Correct 1 ms 348 KB Output is correct
14 Correct 0 ms 600 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 1 ms 580 KB Output is correct
17 Correct 36 ms 348 KB Output is correct
18 Correct 32 ms 348 KB Output is correct
19 Correct 32 ms 348 KB Output is correct
20 Correct 22 ms 348 KB Output is correct
21 Correct 26 ms 344 KB Output is correct
22 Correct 26 ms 448 KB Output is correct
23 Correct 26 ms 512 KB Output is correct
24 Correct 7 ms 348 KB Output is correct
25 Correct 1140 ms 960 KB Output is correct
26 Correct 1169 ms 956 KB Output is correct
27 Correct 1148 ms 1108 KB Output is correct
28 Correct 773 ms 852 KB Output is correct
29 Correct 979 ms 876 KB Output is correct
30 Correct 987 ms 1040 KB Output is correct
31 Correct 967 ms 1104 KB Output is correct
32 Correct 931 ms 1024 KB Output is correct
33 Execution timed out 5023 ms 7252 KB Time limit exceeded
34 Halted 0 ms 0 KB -